Terrestrial or rarely epiphytic herb 12–45 cm. high.. Roots tuberous or slender, densely woolly; tubers ellipsoid, up to 2cm. long and 1cm. in diameter.. Stem slender, erect, glandular hairy in the upper part, with 1 leaf or rarely 2 leaves at the base and several distant sheaths above.. Leaf erect, lanceolate or oblanceolate, acute, 4.5–16.5 cm. long, 1–3 cm. broad, glabrous.. Inflorescence rather laxly several-to many-flowered, up to 9 cm. long, ± 3 cm. in diameter.. Bracts lanceolate, acuminate, much shorter than the ovary, sparsely glandular hairy.. Flowers pink, mauve or violet, suberect.. Dorsal sepal ovate, subacute, convex, 5–6 mm. long, 3–4 mm. broad; laterals spreading, obliquely ovate-elliptical, obtuse, 7.5–10 mm. long.. Petals falcate-oblong, subacute, 5–7 mm. long, forming a hood with the dorsal sepal.. Lip ligulate or linear, obtuse, ± 7 mm. long, 1–2.5 mm. broad.. Spur incurved, narrowly cylindrical, nearly 2 cm. long.. Column short; rostellum middle lobe erect, triangular, slightly overtopping the anther.. Ovary densely glandular hairy.
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